Im Rahmen der In-vitro-Kultur nutzt man vor allem bei der Vermehrung von krautigen Pflanzen das Apikalmeristem des Sprosses als Explantat zur direkten Klonierung der Pflanze. The shoot apical meristem (SAM) is a non-differentiated portion of the shoot apex, located above the youngest leaf primordium. Plant tissue whose cells actively divide to form new tissues that cause the plant to grow. Meristematic cells are those that divide repeatedly and in a self-perpetuating manner; that is, when a meristematic cell divides, one of the daughter cells remains meristematic. ... at the end of which an apical meristem is established. Meristem is the tissue in which growth occurs in plants. Information and translations of meristem in the most comprehensive dictionary definitions resource on the web. Meristematic tissues are delicate and in need of protection. A flower develops on a modified shoot or axis from a determinate apical meristem (determinate meaning the axis grows to a set size). Examples of apical in the following topics: Meristems. The cells of the shoot and root apical meristems divide rapidly and are considered to be indeterminate, which means that they do not possess any defined end fate. : a meristem at the apex of a root or shoot that is responsible for increase in length. root anatomy. Apical meristem definition: meristem at the apex of a root or shoot | Meaning, pronunciation, translations and examples What does meristem mean? Bitte scrollen Sie nach unten und klicken Sie, um jeden von ihnen zu sehen. ‘the apical meristem of the shoot produces the embryonic seed leaves’ : a meristem (as the cambium and cork cambium) that is arranged parallel to the sides of an organ and that is responsible for increase in diameter of the organ — compare apical meristem, intercalary meristem Life Sciences. Equisetum, Adiantum and Polypodium etc. The three types of meristematic tissue are intercalary, apical, and lateral. Meristem is the tissue in which growth occurs in plants. Sie sind auf der linken Seite unten aufgeführt. Lateral Meristem: Lateral meristem is the meristematic tissue in the sides of stems and roots, which is responsible for the secondary growth of the plant. A region of plant tissue, found chiefly at the growing tips of roots and shoots and in the cambium, consisting of actively dividing cells forming new tissue. Apical Meristem Definition The apical meristem is the growth region in plants found within the root tips and the tips of the new shoots and leaves. Definition. What does apical mean? Dies ist technisch sehr aufwendig und wird als Methode der Pflanzlichen Gewebekultur eher selten eingesetzt. Pronunciation of apical meristem with 2 audio pronunciations, 1 meaning, 13 translations, 4 sentences and more for apical meristem. After the discovery of solitary apical cell in vascular cryptogams, it was supposed that such apical meristem might exist in higher plants as well. In a plant, it occupies a small area at the tip of stem and root. This review covers our current understanding of organ initiation by the SAM in Arabidopsis thaliana . “Apical meristem.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/apical%20meristem. Menu. In … definition of Wikipedia. Definition of meristem in the Definitions.net dictionary. The SAM generates stem, leaves, and also lateral shoot meristems during the entire shoot ontogeny. Video shows what apical means. Apical Meristem Definition The apical meristem is the growth region in plants found within the root tips and the tips of the new shoots and leaves. Bei Rosettenpflanzen treten auch abgeflachte oder konvexe Apikalmeristeme auf, bei Palmen finden sich tellerförmige große, so genannte Scheitelgruben. 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